Light Energy

Front

What is light energy?

Back

Light energy is a form of energy that travels in waves and can be seen by the human eye. It is responsible for the brightness we see around us.

Front

What does 'transparent' mean?

Back

Transparent materials allow light to pass through them completely, so objects behind them can be seen clearly.

Front

What does 'translucent' mean?

Back

Translucent materials allow some light to pass through, but not enough to see clear images. Examples include frosted glass.

Front

What does 'opaque' mean?

Back

Opaque materials do not allow any light to pass through them. Examples include wood and metal.

Front

How does light travel?

Back

Light travels in straight lines.

Front

What is refraction?

Back

Refraction is the bending of light as it passes from one medium to another, such as from air into water or a prism.

Front

What is reflection?

Back

Reflection is when light bounces off a surface, such as a mirror or a shiny spoon.

Front

What happens when light hits a prism?

Back

When light travels through a prism, it bends and separates into different colors, creating a spectrum.

Front

What is the difference between reflection and refraction?

Back

Reflection is the bouncing back of light from a surface, while refraction is the bending of light as it passes through different materials.

Front

What is an example of light reflection?

Back

Looking at an image formed on a silver spoon is an example of light reflection.